* config/tc-ppc.c (ppc_frob_file_before_adjust): Warn if .toc too big.

[deliverable/binutils-gdb.git] / gas / config / tc-ppc.c

diff --git a/gas/config/tc-ppc.c b/gas/config/tc-ppc.c
index d4893e7610d495787b7c00cc0569702ff601db2c..3f54f9e50a4e89acec198f824a090642b451383e 100644 (file)
--- a/gas/config/tc-ppc.c
+++ b/gas/config/tc-ppc.c
@@ -1156,7 +1156,8 @@ ppc_set_cpu ()
     }
 }
 
-/* Figure out the BFD architecture to use.  */
+/* Figure out the BFD architecture to use.  This function and ppc_mach
+   are called well before md_begin, when the output file is opened.  */
 
 enum bfd_architecture
 ppc_arch ()
@@ -1891,6 +1892,7 @@ void
 ppc_frob_file_before_adjust ()
 {
   symbolS *symp;
+  asection *toc;
 
   if (!ppc_obj64)
     return;
@@ -1918,11 +1920,15 @@ ppc_frob_file_before_adjust ()
       free (dotname);
       if (dotsym != NULL && (symbol_used_p (dotsym)
                             || symbol_used_in_reloc_p (dotsym)))
-       {
-         symbol_mark_used (symp);
-       }
+       symbol_mark_used (symp);
+
     }
 
+  toc = bfd_get_section_by_name (stdoutput, ".toc");
+  if (toc != NULL
+      && bfd_section_size (stdoutput, toc) > 0x10000)
+    as_warn (_("TOC section size exceeds 64k"));
+
   /* Don't emit .TOC. symbol.  */
   symp = symbol_find (".TOC.");
   if (symp != NULL)
@@ -4843,7 +4849,7 @@ ppc_frob_symbol (sym)
      table.  */
   if (! symbol_used_in_reloc_p (sym)
       && ((symbol_get_bfdsym (sym)->flags & BSF_SECTION_SYM) != 0
-         || (! S_IS_EXTERNAL (sym)
+         || (! (S_IS_EXTERNAL (sym) || S_IS_WEAK (sym))
              && ! symbol_get_tc (sym)->output
              && S_GET_STORAGE_CLASS (sym) != C_FILE)))
     return 1;
@@ -4909,7 +4915,7 @@ ppc_frob_symbol (sym)
        }
     }
 
-  if (! S_IS_EXTERNAL (sym)
+  if (! (S_IS_EXTERNAL (sym) || S_IS_WEAK (sym))
       && (symbol_get_bfdsym (sym)->flags & BSF_SECTION_SYM) == 0
       && S_GET_STORAGE_CLASS (sym) != C_FILE
       && S_GET_STORAGE_CLASS (sym) != C_FCN